Aggregation: Fix search aggregation modes availability

Created by: vovakulikov

Fixes https://github.com/sourcegraph/sourcegraph/issues/40856

Test plan

• Try to aggregate by file name agains query that has type:diff.
• You should be able to change aggregation type even if one of aggregation has failed

App preview:

• Web
• Storybook

Check out the client app preview documentation to learn more.